Basic HTML Version
376
Location : on right bank at Ban Thap Krit.
57,613 sq.km.
Drainge Area
WATER YEAR : 2014
NAN RIVER BASIN
Nan River at Ban Thap Krit , Nakhon Sawan (N.37)
Lat 15 - 45 - 20 N Long 100 - 15 - 29 E
Amphoe
Chum Saeng
Changwat
Nakhon Sawan
Ban
Thap Krit
Water - stage recorder
+0.000 m. (MSL.)
B.M.-H.D.
On right bank in front of automatic gage building.
Elevation
Recording
Arithmetic means of 24 readings
1971 to date
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+27.246 m. (MSL.)
Bench Mark
Type of Gage
1971 to date
-
1971 to date
Fairly stable.
No overbank flow
Records good. Stage-discharge relation defined by 34 discharge measurements made in 2014.
Period of Rating
Rated by Flot
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
General Description
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
18.43
18.06
19.04
18.86
21.04
21.73
21.84
20.07
18.32
18.08
17.91
18.17
2
18.51
18.19
19.13
18.80
21.15
22.09
21.85
19.95
18.25
18.05
17.94
18.18
3
18.59
18.51
19.11
18.95
21.15
22.48
21.82
19.83
18.17
18.03
18.07
18.18
4
18.57
18.87
19.07
19.05
20.97
23.02
21.72
19.76
18.08
18.01
18.14
18.16
5
18.44
19.19
19.12
19.07
20.72
23.37
21.57
19.77
18.00
18.02
18.18
18.12
6
18.41
19.42
19.08
18.94
20.53
23.61
21.37
19.76
17.95
17.94
18.21
18.13
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Gage Height in Meter (MSL.) Water Year April 1, 2014 to March 31, 2015
7
18.48
19.50
19.12
18.82
20.45
23.71
21.23
19.71
17.94
17.91
18.19
18.15
8
18.53
19.61
19.16
18.74
20.47
23.73
21.15
19.58
17.95
17.91
18.13
18.21
9
18.49
19.57
19.23
18.69
20.63
23.68
21.08
19.61
17.94
17.92
18.09
18.28
10
18.43
19.47
19.32
18.73
21.02
23.53
20.95
19.87
17.96
17.93
18.00
18.21
11
18.37
19.42
19.35
18.77
21.32
23.25
20.78
20.16
17.92
17.88
17.89
18.13
12
18.31
19.33
19.46
18.79
21.47
22.93
20.60
20.53
17.91
17.89
17.81
18.12
13
18.27
19.25
19.56
18.90
21.49
22.72
20.54
20.76
17.91
18.09
17.78
18.12
14
18.32
19.22
19.51
19.07
21.39
22.52
20.52
20.84
17.93
18.28
17.85
18.10
15
18.41
19.21
19.40
19.27
21.25
22.34
20.45
20.82
18.00
18.30
17.96
18.09
16
18.45
19.18
19.39
19.49
21.18
22.22
20.26
20.70
17.94
18.22
18.07
18.03
17
18.45
19.08
19.45
19.82
21.21
22.25
20.04
20.52
17.89
18.21
18.07
18.03
18
18.44
18.98
19.49
20.18
21.26
22.15
19.83
20.33
17.91
18.23
18.07
18.03
19
18.49
18.94
19.54
20.42
21.40
22.11
19.67
20.09
17.86
18.22
18.06
18.02
20
18.59
18.90
19.66
20.41
21.48
22.11
19.49
19.85
17.81
18.15
18.10
18.02
21
18.56
18.86
19.91
20.29
21.56
22.03
19.30
19.72
17.80
18.11
18.13
18.01
22
18.50
19.00
19.95
20.13
21.60
21.88
19.16
19.60
17.78
18.11
18.12
18.05
23
18.45
19.11
19.91
20.00
21.57
21.96
19.14
19.49
17.77
18.07
18.17
18.06
24
18.36
19.12
19.80
19.89
21.63
21.89
19.14
19.36
17.76
18.03
18.22
18.03
25
18.31
19.12
19.61
19.79
21.67
21.66
19.18
19.17
17.78
18.00
18.18
18.07
26
18.24
19.13
19.50
19.68
21.58
21.53
19.36
19.00
17.84
17.93
18.14
18.12
27
18.12
19.19
19.46
19.57
21.42
21.61
19.78
18.79
17.86
17.89
18.13
18.13
28
18.03
19.23
19.32
19.72
21.20
21.80
20.14
18.57
17.86
17.97
18.15
18.09
29
18.00
19.09
19.16
20.15
21.03
22.08
20.19
18.48
17.98
18.02
18.04
30
18.01
18.97
19.05
20.46
21.12
22.01
20.28
18.41
18.08
18.02
18.01
31
18.98
20.77
21.40
20.21
18.11
17.98
17.98
----------
--------------
Mean
18.39
19.09
19.40
19.49
21.21
22.47
20.41
19.77
17.94
18.05
18.06
18.10
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Max
18.59
19.61
19.95
20.77
21.67
23.73
21.85
20.84
18.32
18.30
18.22
18.28
23.73
Min
18.00
18.06
19.04
18.69
20.45
21.53
19.14
18.41
17.76
17.88
17.78
17.98
17.76
23.74
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 11.88
m. (MSL.)
27.91
m. (MSL.) ,
27.95
m. (MSL.) ,
Drainage Area 57613 Square Kilometers
at 20.00 Hours , on Sep 7 , 2014
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation